Base | Representation |
---|---|
bin | 11100001110110010… |
… | …111111111011001110 |
3 | 2220020120022000122110 |
4 | 130032302333323032 |
5 | 444040113134014 |
6 | 21531533124450 |
7 | 2122120266624 |
oct | 341662777316 |
9 | 86216260573 |
10 | 30313021134 |
11 | 11945a01490 |
12 | 5a5b929726 |
13 | 2b211a18c6 |
14 | 1677c4b514 |
15 | bc635ad59 |
hex | 70ecbfece |
30313021134 has 32 divisors (see below), whose sum is σ = 66282287616. Its totient is φ = 9165654720.
The previous prime is 30313021133. The next prime is 30313021157. The reversal of 30313021134 is 43112031303.
It is a self number, because there is not a number n which added to its sum of digits gives 30313021134.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30313021133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472342 + ... + 532665.
It is an arithmetic number, because the mean of its divisors is an integer number (2071321488).
Almost surely, 230313021134 is an apocalyptic number.
30313021134 is an abundant number, since it is smaller than the sum of its proper divisors (35969266482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30313021134 is a wasteful number, since it uses less digits than its factorization.
30313021134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1005480.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 30313021134 its reverse (43112031303), we get a palindrome (73425052437).
The spelling of 30313021134 in words is "thirty billion, three hundred thirteen million, twenty-one thousand, one hundred thirty-four".
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